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第13章 第13.1節 弧長

Authored by Wong Ching黃文靖

Mathematics

10th Grade

Used 3+ times

第13章 第13.1節 弧長
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8 questions

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1.

DRAW QUESTION

1 min • Ungraded

寫出計算弧長的公式。

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2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

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圖中弧AB的圓心角是角___。

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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求圖中弧AB的長度。(答案以 π表示。)

2.5π cm

5π cm

15.7π cm

30π cm

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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求圖中 弧AB的長度。(答案須準確至三位有效數字。)

4.84 m

9.68 m

30.4 m

106 m

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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4 cm

4π cm

14π cm

63π cm

6.

DRAW QUESTION

1 min • Ungraded

Q5

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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(答案以最接近的度表示)

131o

229o

250o

259o

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